./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 700e3ce4eca934cea3196fa3dee12f20080669e1 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 700e3ce4eca934cea3196fa3dee12f20080669e1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:11:40,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:40,146 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:40,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:40,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:40,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:40,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:40,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:40,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:40,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:40,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:40,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:40,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:40,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:40,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:40,232 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:40,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:40,239 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:40,245 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:40,256 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:40,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:40,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:40,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:40,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:40,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:40,285 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:40,285 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:40,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:40,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:40,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:40,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:40,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:40,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:40,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:40,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:40,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:40,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:40,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:40,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:40,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:40,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:40,314 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:11:40,353 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:40,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:40,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:40,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:40,362 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:40,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:40,363 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:40,363 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:11:40,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:40,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:40,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:40,367 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:40,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:40,368 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:40,368 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:40,369 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:40,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:40,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:40,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:40,372 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:40,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:40,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:40,374 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:40,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:40,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:40,375 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:11:40,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:11:40,377 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:40,377 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 700e3ce4eca934cea3196fa3dee12f20080669e1 [2019-11-25 23:11:40,950 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:40,980 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:40,984 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:40,989 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:40,991 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:40,992 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:11:41,153 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55b04fda5/98d392eb71544c0aa45e92eea310950a/FLAGeaceed466 [2019-11-25 23:11:42,324 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:42,328 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:11:42,356 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55b04fda5/98d392eb71544c0aa45e92eea310950a/FLAGeaceed466 [2019-11-25 23:11:42,396 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55b04fda5/98d392eb71544c0aa45e92eea310950a [2019-11-25 23:11:42,402 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:42,404 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:42,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:42,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:42,421 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:42,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:42" (1/1) ... [2019-11-25 23:11:42,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:42, skipping insertion in model container [2019-11-25 23:11:42,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:42" (1/1) ... [2019-11-25 23:11:42,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:42,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:43,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:43,449 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:43,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:43,712 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:43,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:43 WrapperNode [2019-11-25 23:11:43,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:43,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:43,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:43,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:43,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:43" (1/1) ... [2019-11-25 23:11:43,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:43" (1/1) ... [2019-11-25 23:11:43,859 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:43,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:43,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:43,862 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:43,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:43" (1/1) ... [2019-11-25 23:11:43,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:43" (1/1) ... [2019-11-25 23:11:43,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:43" (1/1) ... [2019-11-25 23:11:43,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:43" (1/1) ... [2019-11-25 23:11:43,924 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:43" (1/1) ... [2019-11-25 23:11:43,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:43" (1/1) ... [2019-11-25 23:11:43,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:43" (1/1) ... [2019-11-25 23:11:43,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:43,977 INFO L168 Benchmark]: Toolchain (without parser) took 1572.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.1 MB in the end (delta: -10.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:43,983 INFO L168 Benchmark]: CDTParser took 1.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:43,993 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1301.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 983.9 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:43,994 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.37 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:43,997 INFO L168 Benchmark]: Boogie Preprocessor took 110.04 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:44,010 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1301.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 983.9 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 146.37 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 110.04 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:11:47,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:47,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:47,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:47,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:47,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:47,783 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:47,800 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:47,804 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:47,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:47,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:47,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:47,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:47,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:47,825 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:47,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:47,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:47,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:47,843 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:47,849 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:47,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:47,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:47,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:47,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:47,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:47,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:47,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:47,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:47,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:47,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:47,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:47,891 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:47,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:47,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:47,900 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:47,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:47,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:47,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:47,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:47,907 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:47,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:47,912 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:11:47,955 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:47,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:47,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:47,962 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:47,962 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:47,963 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:47,963 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:47,963 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:47,963 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:47,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:47,965 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:47,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:47,968 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:11:47,968 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:11:47,969 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:47,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:47,969 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:47,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:47,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:47,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:47,973 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:47,973 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:47,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:47,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:47,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:47,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:47,975 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:11:47,975 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:11:47,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:47,978 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:11:47,980 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 700e3ce4eca934cea3196fa3dee12f20080669e1 [2019-11-25 23:11:48,554 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:48,587 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:48,595 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:48,597 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:48,601 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:48,603 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:11:48,761 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebb60ec0b/f3edaf41d64d47d4bbac421bc863b30d/FLAG63d78965d [2019-11-25 23:11:49,870 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:49,876 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:11:49,903 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebb60ec0b/f3edaf41d64d47d4bbac421bc863b30d/FLAG63d78965d [2019-11-25 23:11:50,416 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebb60ec0b/f3edaf41d64d47d4bbac421bc863b30d [2019-11-25 23:11:50,427 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:50,431 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:50,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:50,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:50,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:50,448 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:50" (1/1) ... [2019-11-25 23:11:50,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5394ad8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:50, skipping insertion in model container [2019-11-25 23:11:50,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:50" (1/1) ... [2019-11-25 23:11:50,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:50,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:51,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:51,531 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:51,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:51,870 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:51,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:51 WrapperNode [2019-11-25 23:11:51,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:51,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:51,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:51,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:51,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:51" (1/1) ... [2019-11-25 23:11:51,934 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:51" (1/1) ... [2019-11-25 23:11:52,024 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:52,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:52,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:52,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:52,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:51" (1/1) ... [2019-11-25 23:11:52,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:51" (1/1) ... [2019-11-25 23:11:52,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:51" (1/1) ... [2019-11-25 23:11:52,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:51" (1/1) ... [2019-11-25 23:11:52,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:51" (1/1) ... [2019-11-25 23:11:52,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:51" (1/1) ... [2019-11-25 23:11:52,112 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:51" (1/1) ... [2019-11-25 23:11:52,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:52,137 INFO L168 Benchmark]: Toolchain (without parser) took 1696.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 977.9 MB in the end (delta: -16.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:52,141 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:52,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1437.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.7 MB in the end (delta: -22.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:52,143 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.55 ms. Allocated memory is still 1.0 GB. Free memory is still 983.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:52,146 INFO L168 Benchmark]: Boogie Preprocessor took 97.22 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 977.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:52,151 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1437.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.7 MB in the end (delta: -22.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.55 ms. Allocated memory is still 1.0 GB. Free memory is still 983.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 97.22 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 977.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...